Who proposed the double helix structure of

Mount Damavand is found in which mountain range?

What phenomenon occurs during Equinox days?

Doddabetta Peak is located in the:

Which of the following is a part of the Eastern coast?

Consider the following statements regarding International borders:

1. Mizoram and Nagaland share a border with Myanmar only.

Which planet in our solar system has a highly tilted rotational axis?  

What is the primary source of energy in an ecosystem?

With which one of the following countries, India shares maximum length of the border?

What term describes Earth's closest point to the Sun in its orbit?

Regarding the Peninsular plateau, which of the statements given below is incorrect?